1D6S

CRYSTAL STRUCTURE OF THE K41A MUTANT OF O-ACETYLSERINE SULFHYDRYLASE COMPLEXED IN EXTERNAL ALDIMINE LINKAGE WITH METHIONINE

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A, B (A, B)	O-ACETYLSERINE SULFHYDRYLASE	polymer	322	34412.3	2	UniProt (P12674) Pfam (PF00291) UniProt (by SIFTS) (P0A1E3)	Salmonella typhimurium
2	C, F (A, B)	METHIONINE	non-polymer		149.2	2	Chemie (MET)
3	D, E (A, B)	PYRIDOXAL-5'-PHOSPHATE	non-polymer		247.1	2	Chemie (PLP)
4	G, H (A, B)	water	water		18.0	233	Chemie (HOH)

Sequence modifications

A, B: 1 - 322 (UniProt: P12674)

PDB	External Database	Details
Ala 41	Lys 41	engineered mutation
Gly 266	Val 266	conflict
Ile 267	Phe 267	conflict

Contents of the asymmetric unit

Polymers	Number of chains	2
	Total formula weight	68824.6
Non-Polymers*	Number of molecules	4
	Total formula weight	792.7
All*	Total formula weight	69617.3

*Water molecules are not included.